Bug 539045: Add initial set of external nullable annotations for libs

Change-Id: I15c94aa90a0fdb3ea1c7b93cac62801a1eafdba9
diff --git a/eea/org/eclipse/core/databinding/observable/value/IValueChangeListener.eea b/eea/org/eclipse/core/databinding/observable/value/IValueChangeListener.eea
new file mode 100644
index 0000000..0ce6ba2
--- /dev/null
+++ b/eea/org/eclipse/core/databinding/observable/value/IValueChangeListener.eea
@@ -0,0 +1,4 @@
+class org/eclipse/core/databinding/observable/value/IValueChangeListener
+handleValueChange
+ (Lorg/eclipse/core/databinding/observable/value/ValueChangeEvent<+TT;>;)V
+ (L1org/eclipse/core/databinding/observable/value/ValueChangeEvent<+TT;>;)V